Executive Summary

Informations
Name CVE-2018-8449 First vendor Publication 2018-09-12
Vendor Cve Last vendor Modification 2019-10-03

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Overall CVSS Score 3.3
Base Score 3.3 Environmental Score 3.3
impact SubScore 1.4 Temporal Score 3.3
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact Low Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 2.1 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security feature bypass exists when Device Guard incorrectly validates an untrusted file, aka "Device Guard Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8449

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1
Os 1

Snort® IPS/IDS

Date Description
2018-10-11 Microsoft Windows Device Guard bypass attempt
RuleID : 47741 - Revision : 1 - Type : OS-WINDOWS
2018-10-11 Microsoft Windows Device Guard bypass attempt
RuleID : 47740 - Revision : 1 - Type : OS-WINDOWS

Sources (Detail)

Source Url
BID http://www.securityfocus.com/bid/105272
CONFIRM https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8449
EXPLOIT-DB https://www.exploit-db.com/exploits/45435/
SECTRACK http://www.securitytracker.com/id/1041642

Alert History

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Date Informations
2024-02-02 01:58:33
  • Multiple Updates
2024-02-01 12:16:14
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2023-09-05 12:56:30
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2023-09-05 01:15:56
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2023-09-02 12:55:47
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2023-09-02 01:16:13
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2023-08-12 12:59:35
  • Multiple Updates
2023-08-12 01:15:30
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2023-08-11 12:53:31
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2023-08-11 01:15:56
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2023-08-06 12:51:56
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2023-08-06 01:15:27
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2023-08-04 12:52:10
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2023-08-04 01:15:35
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2023-07-14 12:52:11
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2023-07-14 01:15:33
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2023-03-29 01:53:34
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2023-03-28 12:15:52
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2022-12-03 12:42:59
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2021-05-04 13:20:57
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2021-04-22 02:35:56
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2020-05-23 01:19:28
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2019-10-03 09:21:29
  • Multiple Updates
2018-11-20 17:19:23
  • Multiple Updates
2018-09-21 17:19:35
  • Multiple Updates
2018-09-13 17:19:00
  • Multiple Updates
2018-09-13 13:20:57
  • First insertion